132 static int dlmfs_file_open(struct inode *inode,  in dlmfs_file_open()  argument
139 	if (S_ISDIR(inode->i_mode))  in dlmfs_file_open()
142 	mlog(0, "open called on inode %lu, flags 0x%x\n", inode->i_ino,  in dlmfs_file_open()
160 	ip = DLMFS_I(inode);  in dlmfs_file_open()
179 static int dlmfs_file_release(struct inode *inode,  in dlmfs_file_release()  argument
183 	struct dlmfs_inode_private *ip = DLMFS_I(inode);  in dlmfs_file_release()
186 	if (S_ISDIR(inode->i_mode))  in dlmfs_file_release()
189 	mlog(0, "close called on inode %lu\n", inode->i_ino);  in dlmfs_file_release()
211 	struct inode *inode = d_inode(dentry);  in dlmfs_file_setattr()  local
214 	error = inode_change_ok(inode, attr);  in dlmfs_file_setattr()
218 	setattr_copy(inode, attr);  in dlmfs_file_setattr()
219 	mark_inode_dirty(inode);  in dlmfs_file_setattr()
226 	struct inode *inode = file_inode(file);  in dlmfs_file_poll()  local
227 	struct dlmfs_inode_private *ip = DLMFS_I(inode);  in dlmfs_file_poll()
247 	struct inode *inode = file_inode(filp);  in dlmfs_file_read()  local
250 		inode->i_ino, count, *ppos);  in dlmfs_file_read()
252 	if (*ppos >= i_size_read(inode))  in dlmfs_file_read()
262 	if ((count + *ppos) > i_size_read(inode))  in dlmfs_file_read()
263 		readlen = i_size_read(inode) - *ppos;  in dlmfs_file_read()
271 	got = user_dlm_read_lvb(inode, lvb_buf, readlen);  in dlmfs_file_read()
295 	struct inode *inode = file_inode(filp);  in dlmfs_file_write()  local
298 		inode->i_ino, count, *ppos);  in dlmfs_file_write()
300 	if (*ppos >= i_size_read(inode))  in dlmfs_file_write()
310 	if ((count + *ppos) > i_size_read(inode))  in dlmfs_file_write()
311 		writelen = i_size_read(inode) - *ppos;  in dlmfs_file_write()
322 		user_dlm_write_lvb(inode, lvb_buf, writelen);  in dlmfs_file_write()
342 static struct inode *dlmfs_alloc_inode(struct super_block *sb)  in dlmfs_alloc_inode()
355 	struct inode *inode = container_of(head, struct inode, i_rcu);  in dlmfs_i_callback()  local
356 	kmem_cache_free(dlmfs_inode_cache, DLMFS_I(inode));  in dlmfs_i_callback()
359 static void dlmfs_destroy_inode(struct inode *inode)  in dlmfs_destroy_inode()  argument
361 	call_rcu(&inode->i_rcu, dlmfs_i_callback);  in dlmfs_destroy_inode()
364 static void dlmfs_evict_inode(struct inode *inode)  in dlmfs_evict_inode()  argument
369 	clear_inode(inode);  in dlmfs_evict_inode()
371 	mlog(0, "inode %lu\n", inode->i_ino);  in dlmfs_evict_inode()
373 	ip = DLMFS_I(inode);  in dlmfs_evict_inode()
375 	if (S_ISREG(inode->i_mode)) {  in dlmfs_evict_inode()
393 static struct inode *dlmfs_get_root_inode(struct super_block *sb)  in dlmfs_get_root_inode()
395 	struct inode *inode = new_inode(sb);  in dlmfs_get_root_inode()  local
398 	if (inode) {  in dlmfs_get_root_inode()
399 		inode->i_ino = get_next_ino();  in dlmfs_get_root_inode()
400 		inode_init_owner(inode, NULL, mode);  in dlmfs_get_root_inode()
401 		inode->i_atime = inode->i_mtime = inode->i_ctime = CURRENT_TIME;  in dlmfs_get_root_inode()
402 		inc_nlink(inode);  in dlmfs_get_root_inode()
404 		inode->i_fop = &simple_dir_operations;  in dlmfs_get_root_inode()
405 		inode->i_op = &dlmfs_root_inode_operations;  in dlmfs_get_root_inode()
408 	return inode;  in dlmfs_get_root_inode()
411 static struct inode *dlmfs_get_inode(struct inode *parent,  in dlmfs_get_inode()
416 	struct inode * inode = new_inode(sb);  in dlmfs_get_inode()  local
419 	if (!inode)  in dlmfs_get_inode()
422 	inode->i_ino = get_next_ino();  in dlmfs_get_inode()
423 	inode_init_owner(inode, parent, mode);  in dlmfs_get_inode()
424 	inode->i_atime = inode->i_mtime = inode->i_ctime = CURRENT_TIME;  in dlmfs_get_inode()
426 	ip = DLMFS_I(inode);  in dlmfs_get_inode()
436 		inode->i_op = &dlmfs_file_inode_operations;  in dlmfs_get_inode()
437 		inode->i_fop = &dlmfs_file_operations;  in dlmfs_get_inode()
439 		i_size_write(inode,  DLM_LVB_LEN);  in dlmfs_get_inode()
451 		inode->i_op = &dlmfs_dir_inode_operations;  in dlmfs_get_inode()
452 		inode->i_fop = &simple_dir_operations;  in dlmfs_get_inode()
456 		inc_nlink(inode);  in dlmfs_get_inode()
459 	return inode;  in dlmfs_get_inode()
466 static int dlmfs_mkdir(struct inode * dir,  in dlmfs_mkdir()
471 	struct inode *inode = NULL;  in dlmfs_mkdir()  local
485 	inode = dlmfs_get_inode(dir, dentry, mode | S_IFDIR);  in dlmfs_mkdir()
486 	if (!inode) {  in dlmfs_mkdir()
492 	ip = DLMFS_I(inode);  in dlmfs_mkdir()
504 	d_instantiate(dentry, inode);  in dlmfs_mkdir()
510 		iput(inode);  in dlmfs_mkdir()
514 static int dlmfs_create(struct inode *dir,  in dlmfs_create()
520 	struct inode *inode;  in dlmfs_create()  local
535 	inode = dlmfs_get_inode(dir, dentry, mode | S_IFREG);  in dlmfs_create()
536 	if (!inode) {  in dlmfs_create()
542 	d_instantiate(dentry, inode);  in dlmfs_create()
548 static int dlmfs_unlink(struct inode *dir,  in dlmfs_unlink()
552 	struct inode *inode = d_inode(dentry);  in dlmfs_unlink()  local
554 	mlog(0, "unlink inode %lu\n", inode->i_ino);  in dlmfs_unlink()
558 	status = user_dlm_destroy_lock(&DLMFS_I(inode)->ip_lockres);  in dlmfs_unlink()